remove un-necessary docstrings

Signed-off-by: varun-edachali-dbx <varun.edachali@databricks.com>

Author: varun-edachali-dbx

src/databricks/sql/conversion.py

@@ -183,10 +183,8 @@ def convert_value(
         if value is None:
             return None
 
-        # Normalize SQL type
         sql_type = sql_type.lower().strip()
 
-        # Handle primitive types using the mapping
         if sql_type not in SqlTypeConverter.TYPE_MAPPING:
             return value